- Support during postoperative hospitalization Patients will be clinically monitored daily by the surgical team. All patients have a blood test with a blood count the day after the operation (CRF). Other blood tests may be performed according to clinical and biological patient evolution. Patients may leave the service when the surgeon deems necessary, from the 2nd postoperative day. The antibiotic treatment Augmentin ® is issued by the pharmacy at each center investigator. Antibiotics will be stored and dispensed by pharmacies in each center. Antibiotics will be issued to the patient (1 gram packets) at its output for the entire duration of 5 days.